CN214372894U

CN214372894U - Platform type container overload and unbalanced load detection system

Info

Publication number: CN214372894U
Application number: CN202120269270.8U
Authority: CN
Inventors: 张新英; 田野; 任强; 宋翠锋
Original assignee: Chengde Wuyue Measurement & Control Technology Co ltd
Current assignee: Chengde Wuyue Measurement & Control Technology Co ltd
Priority date: 2021-02-01
Filing date: 2021-02-01
Publication date: 2021-10-08
Anticipated expiration: 2031-02-01

Abstract

The utility model relates to a platform formula container overload and unbalance loading detecting system belongs to the check weighing device technical field, including base and a plurality of weighing unit, the weighing unit is the rectangle distribution and sets up on the base, every the weighing unit all includes upper plate, hypoplastron and pressure sensor, the hypoplastron with the base is connected, pressure sensor sets up on the hypoplastron, the upper plate sets up pressure sensor is last, the container is placed the upper plate top is the signal of telecommunication with the help of pressure sensor with the force signal conversion. The weighing units arranged on the base are stressed independently, the weighing units cannot influence each other when in detection, the container is accurately weighed, meanwhile, whether the container is overloaded or not is calculated according to the output result of the pressure sensor, whether the container is unbalanced or not is transversely and longitudinally, the judgment result can be given in real time, the loading state of the container can be rapidly and accurately determined by the mode, and the effect of measuring the deviation of the container from the source is achieved.

Description

Platform type container overload and unbalanced load detection system

Technical Field

The utility model belongs to the technical field of the check weighing device, a super unbalance loading detecting system, especially a platform formula container super unbalance loading detecting system are related to.

Background

Container transportation is the development direction of modern logistics, and in recent years, due to the requirement of national revolution iron, the container transportation enters a rapid development period, but overload and unbalance loading phenomena in the container transportation bring potential safety hazards to transportation, so that transportation equipment such as vehicles and lines are damaged, driving accidents such as freight train derailment and train overturn are caused, the normal transportation order of a railway is disturbed, and the train rollover accident can be caused seriously; in order to ensure the safety in the transportation process, the container state must be detected from the source, so that the freight station performs overload and unbalanced load prevention and control inspection on all the outgoing and online operating vehicles, which is an important work for ensuring the safety of freight loading and unloading. The unqualified loading and unloading operation quality is the main reason for causing the overload and the unbalanced load of the freight car, the problem of detecting the overload and the unbalanced load of the railway loading source is solved, and the safety of railway transportation is facilitated.

The existing detection means cannot adapt to the operation requirement. Firstly, the detection such as special overload and unbalance loading detector of rail weighbridge, goods inspection station belongs to the posthoc detection, and the train has been installed to the container, and the discovery overload and unbalance loading still needs to adjust to nearest loading and unloading operation point, influences railway transportation efficiency. These devices are bulky in structure, expensive in cost, require multiple measurements, and are not suitable for use in many loading yards with different conditions. Secondly, most of the traditional platform type overload and unbalance load detection structures are based on automobile balance type structures, only 4 sensors are used for completing overload and unbalance load detection, the 4 sensors are arranged below a platform, and the overload and unbalance load amount is calculated when a container is placed on the platform.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an adopt four independent weighing unit of group, fix on a whole base, each atress unit output is unanimous when detecting, does not have the powerful influence between each other, realizes the problem that detects container overload, unbalance loading that can be accurate when the container loads.

The technical proposal adopted by the utility model is that,

a platform container overload and unbalance loading detection system is used for measuring weight and unbalance loading of a container and comprises a base and a plurality of weighing units,

the weighing units are arranged on the base in a rectangular distribution manner, each weighing unit comprises an upper plate, a lower plate and a pressure sensor,

the lower plate is connected with the base, the pressure sensor is arranged on the lower plate, the upper plate is arranged on the pressure sensor, the container is placed above the upper plate, and force signals are converted into electric signals by means of the pressure sensor.

The number of weighing cells is 4.

Every the weighing cell all includes 3 pressure sensor, and 3 pressure sensor are equilateral triangle and distribute.

Each weighing unit still includes the lip block, the lip block sets up on the upper plate and be located 3 pressure sensor's focus position, weighing unit with the help of the lip block contacts with the container.

The supporting cushion block comprises a circular truncated cone structure above and a cylinder structure below.

The limiting piece is further arranged between the upper plate and the lower plate and comprises an inner tube and an outer tube, the outer tube is arranged on the lower plate, the inner tube penetrates through the upper plate and is embedded in the outer tube, and the upper plate has an up-and-down moving degree of freedom by means of the inner tube and the limiting piece. Reinforcing members are uniformly distributed around the limiting member and arranged between the limiting member and the lower plate.

The weighing unit further comprises a cover body, and the cover body is arranged outside the upper plate and the lower plate.

The lower side of the cover body is provided with a rubber plate, and the rubber plate is arranged on the base.

The utility model has the advantages that:

a plurality of weighing unit and base form platform formula weighing system, carry out the check weighing deviational survey to the container, and the weighing unit of setting on the base atress alone can not influence each other between each weighing unit when detecting, and every weighing unit all can reach the degree of accuracy of high standard. The container is accurately weighed in the container loading process or after the container is loaded, whether the container is overloaded and transversely and longitudinally unbalanced is calculated according to the output result of the pressure sensor, a judgment result can be given in real time, the loading state of the container can be rapidly and accurately determined by the method, and the effect of measuring the over-deflection at the source is achieved.

The present invention will be described in detail with reference to the accompanying drawings.

Drawings

Fig. 1 is a top view of the present invention;

fig. 2 is a front view of the present invention;

FIG. 3 is a front view of the weighing cell of the present invention;

FIG. 4 is a top view of the interior of the weighing cell of the present invention;

fig. 5 is a front view of the limiting member of the present invention;

in the attached drawing, the device comprises a container 1, a container 2, a base 3, a weighing unit 4, an upper plate 5, a lower plate 6, a pressure sensor 7, a supporting cushion block 8, a limiting part 9, a reinforcing part 10, a cover body 11 and a rubber plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive work, are related to the scope of the present invention.

The utility model relates to a platform formula container overload unbalance loading detecting system for container 1's check weighing unbalance testing, including base 2 and a plurality of weighing cell 3, embodiment 1, as shown in fig. 1 and 2, weighing cell 3 is the rectangle distribution and sets up on the base 2, every weighing cell all includes upper plate 4, hypoplastron 5 and pressure sensor 6, hypoplastron 5 with base 2 is connected, pressure sensor 6 sets up on the hypoplastron 5, upper plate 4 sets up on the pressure sensor 6, container 1 places upper plate 4 top is with the help of pressure sensor 6 with the force signal conversion for the signal of telecommunication.

A plurality of weighing unit 3 and base 2 form platform formula weighing system, carry out the check weighing deviational survey to container 1, set up weighing unit 3 alone atress on base 2, can not influence each other between each weighing unit 3 when detecting, and every weighing unit 3 can all reach the degree of accuracy of high standard.

Further, the number of the weighing cells 3 is 4. The weighing device is characterized in that the weighing device is respectively arranged at four corners below the container 1, when the weighing device is used, when the container 1 is placed on a weighing platform, four stress points on the platform conduct force to the pressure sensor 6, the pressure sensor 6 converts force signals into electric signals to be input into the control instrument, the control instrument finally converts weighing data of the four stress points into signals which can be recognized by a computer and sends the signals into super-unbalance loading detection software, the detection software calculates overload and unbalance loading amount and finally provides detection results for users. The container 1 can be accurately weighed in the loading process or after the container 1 is loaded, whether the container 1 is overloaded and transversely and longitudinally unbalanced is calculated according to the measurement result, the judgment result can be given in real time, the loading state of the container 1 can be rapidly and accurately determined by the method, and the effect of measuring the over-deflection at the source is achieved.

Embodiment 2, as shown in fig. 3 and 4, each weighing unit 3 comprises 3 pressure sensors 6, and the 3 pressure sensors 6 are distributed in an equilateral triangle. Each weighing unit 3 further comprises a supporting cushion block 7, the supporting cushion block 7 is arranged on the upper plate 4 and located at the gravity center position of the 3 pressure sensors 6, and the weighing units 3 are in contact with the container through the supporting cushion blocks 7.

Every weighing unit 3 all adopts three pressure sensor 6 to support, it arranges with equilateral triangle, lip block 7 is located the 6 focus positions of three pressure sensor, be connected with upper plate 4, when weighing, container 1 contacts with lip block 7, pass on upper plate 4 through lip block 7 will exert oneself, evenly distributed is to three pressure sensor 6 again on, the stable equilibrium of three pressure sensor 6 atress increases measuring result's accuracy, also can not lead to the phenomenon of sensor tumbling to take place because of the sensor atress inequality simultaneously.

Further, the supporting cushion block 7 comprises a circular truncated cone structure above and a cylinder structure below. The structure that the supporting cushion blocks 7 are small at the upper part and big at the lower part is convenient for contacting with the container 1, has dispersed stress and is convenient for being connected with the upper plate 4.

In specific embodiment 3, as shown in fig. 3 and 4, a limiting member 8 is further disposed between the upper plate 4 and the lower plate 5, the limiting member 8 includes an inner tube and an outer tube, the outer tube is disposed on the lower plate 5, the inner tube penetrates through the upper plate 4 and is nested in the outer tube, and the upper plate 4 has a freedom degree of vertical movement by means of the inner tube and the limiting member 8. The inner tube is pegged graft and is formed the locating part to the outer tube, can set up a spring at the intraductal bottom of outer tube, the inner tube is connected with upper plate 4, when weighing, upper plate 4 makes the spring take place to deform by the pressure connection inner tube, both upper plate 4 has upper and lower freedom of movement with locating part 8 with the help of the inner tube, 8 upper portions of locating part and bottom are passed through the bolt and are connected with upper plate 4 and hypoplastron 5 respectively, play the effect of supporting weighing unit 3 on the one hand, on the other hand plays the effect of safe rest, even if pressure sensor 6 goes wrong, weighing unit 3 can not cause tumbling of top container 1 under the effect of locating part 8, guarantee that weighing unit 3 can not lead to upper plate 4 to tumble because of the human factor, and then guarantee that pressure sensor 6 steel balls do not drop.

In embodiment 4, as shown in fig. 5, reinforcing members 9 are uniformly distributed around the limiting member 8, and the reinforcing members 9 are disposed between the limiting member 8 and the lower plate 5. The reinforcement 9 increases the connection strength between the limiting member 8 and the lower plate 5, so that the limiting member 8 is not easy to topple, and the stability of the limiting member 8 is increased.

Embodiment 5, as shown in fig. 2, the weighing unit 3 further includes a cover 10, and the cover 10 is disposed outside the upper plate 4 and the lower plate 5. A rubber plate 11 is arranged below the cover body 10, and the rubber plate 11 is arranged on the base 2. The rubber plate 11 is installed at the bottom of the cover body 10, the window is opened in front of the cover body 10 and is used for observing and disassembling the pressure sensor 6, the cover body 10 is installed on the weighing unit 3 through bolts, parts of the weighing unit 3 are protected from being damaged manually, and the rubber plate 11 is shielded on the base 2 and can well play a dustproof role.

The utility model discloses can divide the part to process the equipment in the factory when using, then transport to the scene. When the device is installed on site, the device can be used only by hoisting to a use position and slightly leveling, the overload and unbalance loading measurement is accurate, the mobility is strong, the applicable range is wide, and the device is the most accurate overload and unbalance loading detection scheme for a loading station and a wharf.

Claims

1. A platform type container overload and unbalance loading detection system is used for measuring weight and unbalance loading of a container (1) and comprises a base (2) and a plurality of weighing units (3),

the method is characterized in that: the weighing units (3) are distributed on the base (2) in a rectangular shape, each weighing unit (3) comprises an upper plate (4), a lower plate (5) and a pressure sensor (6),

the lower plate (5) is connected with the base (2), the pressure sensor (6) is arranged on the lower plate (5), the upper plate (4) is arranged on the pressure sensor (6), the container (1) is placed above the upper plate (4), and force signals are converted into electric signals through the pressure sensor (6).

2. The system of claim 1, wherein the platform container overload and unbalance loading detection system comprises: the number of the weighing units (3) is 4.

3. The system of claim 1, wherein the platform container overload and unbalance loading detection system comprises: every weighing unit (3) all includes 3 pressure sensor (6), and 3 pressure sensor (6) are equilateral triangle and distribute.

4. The system of claim 3, wherein the platform container overload and unbalance loading detection system comprises: each weighing unit (3) further comprises a supporting cushion block (7), the supporting cushion block (7) is arranged on the upper plate (4) and located at the gravity center position of the 3 pressure sensors (6), and the weighing units (3) are in contact with the container through the supporting cushion blocks (7).

5. The system of claim 4, wherein the platform container overload and unbalance loading detection system comprises: the supporting cushion block (7) comprises a circular truncated cone structure above and a cylinder structure below.

6. The system of claim 1, wherein the platform container overload and unbalance loading detection system comprises: still be equipped with between upper plate (4) and hypoplastron (5) locating part (8), locating part (8) include inner tube and outer tube, the outer tube sets up on hypoplastron (5), the inner tube passes upper plate (4) and nests in the outer tube, upper plate (4) have the upper and lower degree of freedom that moves with the help of inner tube and locating part (8).

7. The system of claim 6, wherein the platform container overload and unbalance loading detection system comprises: reinforcing members (9) are uniformly distributed around the limiting member (8), and the reinforcing members (9) are arranged between the limiting member (8) and the lower plate (5).

8. The system of claim 1, wherein the platform container overload and unbalance loading detection system comprises: the weighing unit (3) further comprises a cover body (10), and the cover body (10) is arranged outside the upper plate (4) and the lower plate (5).

9. The system of claim 8, wherein the platform container overload and unbalance loading detection system comprises: a rubber plate (11) is arranged below the cover body (10), and the rubber plate (11) is arranged on the base (2).